A sexual position in which the man holds the woman upside down in a vertical position where the woman is performing a handstand. The man inserts his penis inside of the woman's vagina and begins to have sex with her. This process is intended to continue until the man comes.
(Vur-tee-dun)

*My spouse and I performed a vertidone last night.

*My wife broke her neck last night during our vertidone, when I dropped her on her neck.